The lightest, most comfortable, and breathable back protector ever developed by D3O. The Viper Air delivers over 3.5x greater breathability, while having up to 20% less contact with the rider’s back for maximum comfort. It also provides greater flexibility while being lighter, thanks to new wave geometry and new material formulation. Made from revolutionary D3O Impact Print technology Over 3.5x greater breathability Up to 20% less contact with the rider's back Meets or exceeds EN 1621-1:2012, Level 2 safety standards.